Unlocking Subsurface Insights With Wireline Geophysics

Wireline geophysics continues to be a game-changer in the field of subsurface exploration. Technologies like Optical Televiewer (OTV), Acoustic Televiewer (ATV), Full Waveform Sonic (FWS), Natural Gamma, and 3-Arm Calliper provide unparalleled data quality, precision, and efficiency. 

✅ OTV delivers high-resolution optical imaging, offering clear visuals of borehole walls, perfect for fracture analysis and structural interpretation. 

✅ ATV complements OTV by using acoustic waves to map features in environments where visibility is limited, providing insights into rock texture and orientation. 

✅ FWS excels in sonic velocity measurements, giving critical information on lithology, weathering profile, and mechanical properties. 

✅ Natural Gamma measures natural radiation from formations, helping to identify lithological variations and correlate stratigraphy. 

✅ 3-Arm Calliper precisely measures borehole diameter, giving insights into formation stability and helping refine tool responses. 

Combined, these tools offer comprehensive, accurate subsurface characterisation, optimising decision-making in geotechnical, mining, and energy projects. At Macquarie Geotechnical we have these tools ready and available with our bespoke logging vehicle, for easy mobilisation and setup over for logging.